"Premsun Choltanwanich" <Premsun@xxxxxxxxxxxx> writes: > The lib I use is call lo_in and lo_out for manage BLOB. > I understand that lo_unlink be related with lo_import and lo_export so I > don't think that it work. It's exactly what you want--it removes a LO with the specified OID from the large object table. The 'contrib/lo' interface is just a thin wrapper around the base LO calls. -Doug ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend